<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<style>
    div{width:50px;height:50px;background-color: red;border-radius: 50%;
        transition: transform 15s;
    }

    div:hover{transform:translate(200px,200px)}


</style>
<body>
    <div></div>
</body>
</html>